K2CuSi4O10 Kawamura K, Iiyama J T Bulletin de Mineralogie 104 (1981) 387-395 Crystallochemistry and thermochemistry of sodipotassic copper silicate Na2-2xK2xCuSi4O10 _database_code_amcsd 0012073 CELL PARAMETERS: 11.2850 8.2440 11.0650 90.000 110.940 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 961.429 Density (g/cm3): 2.860 MAX. ABS. INTENSITY / VOLUME**2: 7.845953541 RIR: 0.893 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.39 3.41 10.5397 1 0 0 2 9.61 11.00 9.2045 -1 0 1 2 13.64 1.00 6.4935 1 1 0 4 13.74 1.97 6.4446 0 1 1 4 13.98 9.08 6.3337 1 0 1 2 16.82 9.10 5.2698 2 0 0 2 17.16 6.37 5.1671 0 0 2 2 17.66 3.64 5.0225 1 1 1 4 19.23 2.48 4.6146 -2 1 1 4 19.29 7.70 4.6022 -2 0 2 2 19.46 3.84 4.5622 -1 1 2 4 20.28 11.92 4.3782 0 1 2 4 21.49 1.58 4.1346 2 0 1 2 21.56 100.00 4.1220 0 2 0 2 21.69 1.35 4.0968 1 0 2 2 22.12 8.61 4.0185 -2 1 2 4 23.65 13.28 3.7620 -1 2 1 4 23.66 2.61 3.7610 -3 0 1 2 24.26 1.97 3.6688 1 1 2 4 25.04 10.68 3.5556 -3 0 2 2 25.33 5.08 3.5157 -2 0 3 2 25.35 9.62 3.5132 3 0 0 2 25.79 19.65 3.4548 1 2 1 4 25.86 12.07 3.4447 0 0 3 2 26.49 47.70 3.3652 -1 1 3 4 27.32 7.93 3.2649 -3 1 2 4 27.47 78.63 3.2468 2 2 0 4 27.58 3.53 3.2339 -2 1 3 4 27.60 54.79 3.2320 3 1 0 4 27.68 88.73 3.2223 0 2 2 4 28.18 1.40 3.1668 2 0 2 2 29.08 16.94 3.0705 -2 2 2 4 29.10 20.66 3.0682 -3 0 3 2 29.64 2.20 3.0142 3 0 1 2 30.03 16.02 2.9753 1 0 3 2 30.63 3.44 2.9191 2 2 1 4 30.77 2.55 2.9057 1 2 2 4 31.10 2.53 2.8755 -3 1 3 4 31.91 12.80 2.8044 -4 0 1 2 31.98 5.57 2.7986 1 1 3 4 32.15 7.20 2.7844 -4 0 2 2 32.22 7.30 2.7783 -3 2 1 4 32.59 8.10 2.7478 -1 2 3 4 32.60 8.23 2.7465 -1 0 4 2 32.70 3.55 2.7387 -2 0 4 2 33.28 10.77 2.6924 -3 2 2 4 33.50 23.36 2.6749 -2 2 3 4 33.52 13.51 2.6738 3 2 0 4 33.71 2.11 2.6591 1 3 0 4 33.76 2.90 2.6550 -4 1 1 4 33.91 14.41 2.6432 0 2 3 4 34.02 11.05 2.6349 4 0 0 2 34.05 1.73 2.6332 -1 3 1 4 34.69 12.58 2.5858 -4 0 3 2 34.72 11.16 2.5836 0 0 4 2 34.99 6.77 2.5642 -3 0 4 2 35.61 6.57 2.5209 1 3 1 4 35.67 1.51 2.5170 3 0 2 2 35.76 4.55 2.5113 2 2 2 4 35.88 9.01 2.5027 2 0 3 2 36.44 4.08 2.4653 0 1 4 4 36.58 3.39 2.4562 -1 3 2 4 36.70 3.35 2.4485 -3 1 4 4 37.05 5.09 2.4262 0 3 2 4 37.36 1.27 2.4073 3 1 2 4 38.14 4.31 2.3594 -2 3 2 4 38.14 4.39 2.3593 4 0 1 2 38.84 12.57 2.3187 -4 2 1 4 39.15 1.38 2.3011 -4 0 4 2 39.37 2.00 2.2886 2 3 1 4 39.42 8.63 2.2856 -1 2 4 4 39.49 5.75 2.2821 1 3 2 4 39.74 1.84 2.2683 4 1 1 4 40.50 6.83 2.2272 -5 0 1 2 40.80 2.92 2.2115 -2 0 5 2 41.24 1.36 2.1891 0 2 4 4 41.41 1.37 2.1807 -1 0 5 2 41.53 9.81 2.1743 -3 3 2 4 42.83 2.85 2.1112 3 0 3 2 42.90 7.02 2.1082 -1 1 5 4 42.90 5.67 2.1079 5 0 0 2 43.61 2.21 2.0755 2 3 2 4 43.80 2.55 2.0668 0 0 5 2 43.93 34.51 2.0610 0 4 0 2 44.23 6.55 2.0476 4 2 1 4 44.25 2.10 2.0470 -3 3 3 4 44.29 2.03 2.0452 3 1 3 4 44.36 3.77 2.0422 5 1 0 4 44.76 6.84 2.0247 1 2 4 4 44.90 2.80 2.0187 1 3 3 4 45.04 1.78 2.0126 -4 0 5 2 45.08 2.37 2.0112 -1 4 1 4 45.89 5.50 1.9774 -5 2 2 4 46.33 2.61 1.9598 1 4 1 4 46.61 1.49 1.9487 -2 2 5 4 47.01 2.08 1.9329 -2 4 1 4 48.39 2.69 1.8810 -2 4 2 4 48.40 5.25 1.8805 -6 0 2 2 48.44 7.26 1.8791 3 2 3 4 48.51 4.34 1.8768 5 2 0 4 49.08 1.44 1.8561 3 3 2 4 49.32 3.16 1.8476 0 2 5 4 49.42 2.36 1.8441 -6 0 1 2 49.45 2.87 1.8432 -2 0 6 2 49.51 2.98 1.8409 -5 0 5 2 49.95 2.73 1.8258 -3 0 6 2 50.17 1.47 1.8183 -5 2 4 4 50.39 1.68 1.8109 -6 1 3 4 50.46 4.15 1.8085 -4 2 5 4 50.55 2.59 1.8056 -1 0 6 2 50.58 2.80 1.8046 4 0 3 2 50.80 1.90 1.7973 3 0 4 2 50.82 1.09 1.7966 -5 1 5 4 51.23 1.84 1.7831 -3 4 2 4 51.39 1.12 1.7780 -2 4 3 4 51.68 1.78 1.7686 0 4 3 4 51.82 1.65 1.7643 -4 3 4 4 51.86 1.27 1.7629 4 1 3 4 52.06 5.06 1.7566 6 0 0 2 52.24 3.36 1.7512 5 2 1 4 52.51 3.31 1.7426 -5 3 2 4 52.67 2.17 1.7379 -6 1 4 4 52.98 4.02 1.7284 1 2 5 4 53.01 1.69 1.7274 2 4 2 4 53.18 2.17 1.7224 0 0 6 2 53.57 1.70 1.7108 -3 4 3 4 53.89 2.05 1.7013 3 4 1 4 54.13 3.53 1.6942 1 4 3 4 54.19 4.88 1.6925 -6 2 3 4 54.19 7.71 1.6925 -3 3 5 4 54.51 3.17 1.6833 -6 2 1 4 54.54 2.96 1.6826 -2 2 6 4 54.60 2.91 1.6809 -5 2 5 4 54.89 1.07 1.6725 5 3 0 4 55.01 2.39 1.6694 -3 2 6 4 55.32 2.30 1.6608 -4 4 1 4 55.57 3.47 1.6539 -1 2 6 4 55.76 1.74 1.6485 -1 4 4 4 56.69 1.48 1.6237 -4 3 5 4 57.15 1.85 1.6117 -4 4 3 4 57.17 1.31 1.6111 0 4 4 4 57.29 1.72 1.6081 -7 0 2 2 57.32 1.15 1.6075 5 2 2 4 57.36 1.43 1.6064 -3 4 4 4 57.93 1.92 1.5920 2 2 5 4 58.04 1.02 1.5892 0 2 6 4 58.27 2.64 1.5834 4 0 4 2 58.47 1.11 1.5784 -7 1 2 4 58.60 1.51 1.5753 -2 0 7 2 58.72 2.35 1.5723 -7 0 1 2 58.79 2.86 1.5708 0 5 2 4 58.93 2.07 1.5671 -7 0 4 2 58.98 3.04 1.5660 5 0 3 2 59.03 5.40 1.5649 1 3 5 4 59.44 1.65 1.5550 3 0 5 2 59.56 1.93 1.5522 -2 5 2 4 59.88 2.94 1.5447 -4 0 7 2 59.96 1.11 1.5428 -6 2 5 4 60.10 4.38 1.5396 -1 0 7 2 60.14 1.70 1.5385 5 1 3 4 60.53 1.08 1.5296 1 5 2 4 60.86 1.10 1.5220 6 2 1 4 60.91 2.09 1.5209 -5 4 2 4 61.03 1.20 1.5183 -4 1 7 4 61.25 1.16 1.5134 -1 1 7 4 61.28 1.50 1.5127 -5 4 1 4 61.47 1.05 1.5084 4 3 3 4 61.50 3.87 1.5077 -2 4 5 4 61.62 6.44 1.5051 -1 5 3 4 61.84 1.20 1.5002 1 2 6 4 61.94 3.47 1.4982 -7 0 5 2 62.01 3.75 1.4967 -7 2 3 4 62.19 6.54 1.4926 3 5 0 4 62.60 2.04 1.4838 -5 0 7 2 62.73 1.57 1.4812 7 1 0 4 62.87 1.36 1.4781 4 2 4 4 63.07 1.05 1.4741 -7 1 5 4 63.09 3.89 1.4737 5 4 0 4 63.09 3.24 1.4735 5 3 2 4 63.12 3.14 1.4730 -3 2 7 4 63.19 2.50 1.4715 -2 2 7 4 63.51 2.63 1.4649 -7 2 4 4 63.55 2.19 1.4639 5 2 3 4 63.77 3.16 1.4594 0 4 5 4 63.99 1.82 1.4549 3 2 5 4 65.60 1.18 1.4232 -6 3 5 4 66.06 1.19 1.4143 7 2 0 4 66.28 1.50 1.4101 -8 0 3 2 66.39 2.60 1.4081 -7 2 5 4 66.70 1.45 1.4022 -8 0 2 2 67.03 2.99 1.3961 -5 2 7 4 67.38 1.41 1.3899 0 5 4 4 67.54 1.08 1.3868 -3 5 4 4 68.25 2.11 1.3743 -6 4 1 4 68.32 1.57 1.3730 -5 4 5 4 68.68 1.03 1.3667 -3 4 6 4 69.12 1.41 1.3589 -1 6 1 4 69.17 1.67 1.3581 -1 4 6 4 69.19 1.19 1.3577 4 4 3 4 69.56 1.22 1.3515 4 5 1 4 70.08 1.61 1.3428 1 6 1 4 70.61 1.17 1.3340 -2 6 1 4 70.88 1.40 1.3296 2 6 0 4 70.98 2.96 1.3279 0 6 2 4 71.00 3.70 1.3275 -8 2 2 4 71.06 1.77 1.3266 4 2 5 4 71.37 1.16 1.3215 1 2 7 4 71.77 1.59 1.3152 -1 5 5 4 71.79 4.08 1.3149 -7 0 7 2 72.02 1.86 1.3112 -3 2 8 4 72.38 2.00 1.3055 2 0 7 2 72.56 2.62 1.3028 -2 2 8 4 72.75 1.30 1.2998 -8 2 1 4 72.78 1.21 1.2995 3 5 3 4 73.10 1.36 1.2945 -6 4 5 4 74.08 1.34 1.2797 -2 6 3 4 74.90 1.20 1.2679 -7 4 2 4 74.98 2.57 1.2667 5 0 5 2 75.40 1.48 1.2606 7 2 2 4 75.75 1.89 1.2556 4 4 4 4 75.96 3.86 1.2527 -7 2 7 4 76.38 1.47 1.2469 5 4 3 4 76.55 1.62 1.2446 2 2 7 4 77.42 1.50 1.2327 -6 5 3 4 77.76 1.05 1.2282 -5 5 5 4 79.01 1.31 1.2119 -7 4 5 4 79.09 2.79 1.2108 5 2 5 4 79.24 1.44 1.2089 -6 5 4 4 79.59 1.37 1.2044 2 6 3 4 79.66 2.38 1.2036 6 2 4 4 80.92 1.30 1.1880 8 3 0 4 82.16 2.72 1.1732 -5 6 2 4 82.44 1.39 1.1699 -8 3 6 4 82.68 1.42 1.1671 -2 6 5 4 84.09 1.15 1.1511 5 6 0 4 84.71 1.62 1.1442 0 6 5 4 85.52 2.05 1.1355 5 5 3 4 85.59 1.23 1.1348 -4 6 5 4 86.30 1.17 1.1273 -4 5 7 4 87.80 1.10 1.1118 7 5 0 4 88.10 1.02 1.1088 -7 5 5 4 88.13 1.52 1.1085 -7 4 7 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.